Bergbrant, IM, and J Faergemann. “Seborrhoeic Dermatitis and Pityrosporum Ovale: A Cultural and Immunological Study”. Acta Dermato-Venereologica 69, no. 4 (July 17, 1989): 332–335. Accessed June 21, 2026. https://medicaljournalssweden.se/actadv/article/view/4681.